def complete_installation():
print(os.linesep)
msg = "This Kubernetes environment"
warnings = Log.get_warning_count()
errors = Log.get_error_count()
if errors > 0 and warnings > 0:
msg = "{0} had {1} error(s) and {2} warning(s) during the bootstraping process for MapR".format(
msg, errors, warnings)
Log.error(msg)
elif errors > 0 and warnings == 0:
msg = "{0} had {1} error(s) during the bootstraping process for MapR".format(
msg, errors)
Log.error(msg)
elif errors == 0 and warnings > 0:
msg = "{0} had {1} warnings(s) during the bootstraping process for MapR".format(
msg, warnings)
Log.warning(msg)
else:
msg = "{0} has been successfully bootstrapped for MapR".format(msg)
Log.info(msg, True)
Log.info(
"MapR components can now be created via the newly installed operators",
True)
if errors > 0 or warnings > 0:
msg = "Please check the bootstrap log file for this session here: {0}".format(
Log.get_log_filename())
Log.warning(msg)
Log.info("")
def prompt_file(self,
prompt_text,
default=None,
newline=False,
key_name=None):
while True:
result = self.prompt(prompt_text,
default,
newline=newline,
key_name=key_name)
if result is None:
if self.mode == Prompts.HEADLESS_MODE:
raise InstallException(
'File path cannot be blank for key %s.' % key_name)
Log.warning('Path cannot be blank.')
continue
if not os.path.exists(result):
if self.mode == Prompts.HEADLESS_MODE:
raise InstallException(
'File path %s does not exist for key %s.' %
(result, key_name))
Log.warning('Path to %s does not exist' % result)
continue
break
return result
def complete_uninstallation():
print(os.linesep)
msg = "This Kubernetes environment"
warnings = Log.get_warning_count()
errors = Log.get_error_count()
if errors > 0 and warnings > 0:
msg = "{0} had {1} error(s) and {2} warning(s) during the uninstall process for MapR".format(
msg, errors, warnings)
Log.error(msg)
elif errors > 0 and warnings == 0:
msg = "{0} had {1} error(s) during the uninstall process for MapR".format(
msg, errors)
Log.error(msg)
elif errors == 0 and warnings > 0:
msg = "{0} had {1} warnings(s) during the uninstall process for MapR".format(
msg, warnings)
Log.warning(msg)
else:
msg = "{0} has had MapR successfully uninstalled".format(msg)
Log.info(msg, True)
if errors > 0 or warnings > 0:
msg = "Please check the bootstrap log file for this session here: {0}".format(
Log.get_log_filename())
Log.warning(msg)
Log.info("")
def exit_application(signum, _=None):
if signum == 0:
Log.info("Bootstrap terminated {0}".format(signum))
else:
print(os.linesep)
Log.warning("Bootstrap terminated {0}".format(signum))
if BootstrapBase._prompts is not None:
BootstrapBase._prompts.write_response_file()
BootstrapBase._prompts = None
Log.close()
exit(signum)
def check_available():
available_instances = dict()
for cloud_name, cloud_instance in Cloud._cloud_instances.items():
if cloud_instance.is_available():
Log.debug("{0} cloud is available".format(cloud_name))
available_instances[cloud_name] = cloud_instance
else:
Log.warning(
"{0} cloud was enabled but did not pass availability tests"
.format(cloud_name))
Cloud._cloud_instances = available_instances
def install_cloud(self):
print("")
Cloud.initialize(self._prompts)
cloud_names = Cloud.get_cloud_names()
if len(cloud_names) == 0:
Log.warning(
"There are no supported cloud providers found in this bootstrapper application"
)
return False
Log.info(
"If you are installing in a cloud provider, we can help you create your kubernetes environment.",
True)
Log.info(
"ATTENTION: Cloud Environment installation is provided AS IS with no support.",
True)
Log.info(
"Work with your IT Team to help create kubernetes environments with the security and reliability features that suit your enterprise needs.",
True)
create = self._prompts.prompt_boolean(
"Do you want to create a kubernetes environment in the Cloud?",
False,
key_name="CLOUD_ENV")
if not create:
Log.info("Not building cloud environment")
return False
# Check the availability of each enabled cloud provider
Cloud.check_available()
cloud_names = Cloud.get_cloud_names()
if len(cloud_names) == 0:
Log.warning(
"Some clouds were enabled but necessary modules that support these clouds are not available"
)
BootstrapBase.exit_application(7)
choice = self._prompts.prompt_choices("Choose a cloud provider",
Cloud.get_cloud_names(),
key_name="CLOUD_PROVIDER")
Log.info("Using cloud provider {0}".format(choice))
self.cloud_instance = Cloud.get_instance(choice)
Log.debug("Using cloud instance {0}".format(str(self.cloud_instance)))
Log.info("Building {0} cloud k8s...".format(choice))
self.cloud_instance.build_cloud()
Log.info("Created {0} cloud k8s".format(choice))
self.cloud_created = True
return True
def prompt_not_none(self,
prompt_text,
default=None,
password=False,
newline=False,
key_name=None):
while True:
result = self.prompt(prompt_text, default, password, newline,
key_name)
if result is not None:
result = result.strip()
if len(result) > 0:
return result
Log.warning('Invalid: %s. Please re enter a non empty value.' %
prompt_text)
def is_available(self):
if not self.enabled:
return False
if self.available is None:
Log.info("Checking Google cloud availability. One moment...", True)
results, status = OSCommand.run2(
["command -v gcloud", "gcloud compute instances list"])
self.available = True if status == 0 else False
if not self.available:
Log.warning(
"Google Cloud SDK not found or not configured correctly. Quit bootstrapper, install and "
"confgure Google Cloud SDK and restart bootstrapper. See: https://cloud.google.com/sdk/. "
"More information on the error in the bootstrapper log here: "
+ Log.get_log_filename())
Log.warning(results)
return self.available
def collect(self):
Log.debug("Getting Python information...")
python_major, python_version = self._get_python_version()
Log.info("Python version: {0}".format(python_version))
self.results[Validator.FOUND] = True
self.results[Validator.VERSION] = python_version
if python_major == 2:
pmin = PythonValidator.PYTHON2_MIN
pmax = PythonValidator.PYTHON2_MAX
elif python_major == 3:
pmin = PythonValidator.PYTHON3_MIN
pmax = PythonValidator.PYTHON3_MAX
if python_version <= PythonValidator.PYTHON3_ERROR_MAX:
Log.error("The virtual environments created with your python version {0} are incompatible. "
"Please use Python 3.3 or greater".format(python_version))
self.operation = Validator.OPERATION_INSTALL
return
else:
Log.error("The major Python version '{0}' is not supported; Only version 2 and 3 supported".format(python_major))
self.operation = Validator.OPERATION_TOO_NEW
return
expected = "Expected versions between {0} and {1} or between {2} and {3}"\
.format(PythonValidator.PYTHON2_MIN, PythonValidator.PYTHON2_MAX,
PythonValidator.PYTHON3_MIN, PythonValidator.PYTHON3_MAX)
if python_version > pmax or python_version < pmin:
Log.warning("The Python version on this system is {0}. {1}"
.format(python_version, expected))
self.operation = Validator.OPERATION_WARNING
else:
Log.debug("The Python version on this system is compatible")
self.operation = Validator.OPERATION_OK
def prompt_choices(self,
prompt_text,
choices,
default=None,
newline=False,
key_name=None):
if type(choices) is not list:
raise InstallException('prompt_choices choice list is not a list.')
choices_str = str(choices).replace('[', '(').replace(']', ')')
prompt_text = '%s %s' % (prompt_text, choices_str)
last_find = None
if default is not None and default not in choices:
raise InstallException(
'The default value %s was not found in the list' % default)
while True:
response = self.prompt(prompt_text,
default,
newline=newline,
key_name=key_name)
find_count = 0
if response is None:
if self.mode == Prompts.HEADLESS_MODE:
raise InstallException(
'%s is not a choice in list %s for key %s.' %
(response, choices, key_name))
Log.warning('Enter one of the choices in the list')
continue
for item in choices:
if item.lower().find(response.lower()) >= 0:
find_count += 1
last_find = item
if find_count == 0:
Log.warning('You must enter one of the choices in the list')
elif find_count >= 2:
Log.warning('Your entry matched more than one choice')
else:
break
return last_find
